/
remote_logout.go
76 lines (63 loc) · 2.21 KB
/
remote_logout.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
// Copyright (c) Contributors to the Apptainer project, established as
// Apptainer a Series of LF Projects LLC.
// For website terms of use, trademark policy, privacy policy and other
// project policies see https://lfprojects.org/policies
// Copyright (c) 2019-2023, Sylabs Inc. All rights reserved.
// Copyright (c) 2020, Control Command Inc. All rights reserved.
// This software is licensed under a 3-clause BSD license. Please consult the
// LICENSE.md file distributed with the sources of this project regarding your
// rights to use or distribute this software.
package apptainer
import (
"fmt"
"io"
"os"
"github.com/apptainer/apptainer/internal/pkg/remote"
"github.com/apptainer/apptainer/internal/pkg/remote/endpoint"
"github.com/apptainer/apptainer/pkg/sylog"
)
// RemoteLogout logs out from an endpoint.
func RemoteLogout(usrConfigFile, name string) (err error) {
// opening config file
file, err := os.OpenFile(usrConfigFile, os.O_RDWR|os.O_CREATE, 0o600)
if err != nil {
return fmt.Errorf("while opening remote config file: %s", err)
}
defer file.Close()
// read file contents to config struct
c, err := remote.ReadFrom(file)
if err != nil {
return fmt.Errorf("while parsing remote config data: %s", err)
}
if err := syncSysConfig(c); err != nil {
return err
}
var r *endpoint.Config
if name == "" {
r, err = c.GetDefault()
} else {
r, err = c.GetRemote(name)
}
if r != nil {
// endpoint
r.Token = ""
} else {
// services
sylog.Warningf("'remote logout' is deprecated for registries or keyservers and will be removed in a future release; running 'registry logout'")
return RegistryLogout(usrConfigFile, name)
}
// truncating file before writing new contents and syncing to commit file
if err := file.Truncate(0); err != nil {
return fmt.Errorf("while truncating remote config file: %s", err)
}
if n, err := file.Seek(0, io.SeekStart); err != nil || n != 0 {
return fmt.Errorf("failed to reset %s cursor: %s", file.Name(), err)
}
if _, err := c.WriteTo(file); err != nil {
return fmt.Errorf("while writing remote config to file: %s", err)
}
if err := file.Sync(); err != nil {
return fmt.Errorf("failed to flush remote config file %s: %s", file.Name(), err)
}
return nil
}